CN208605346U - Roller rotary pump - Google Patents
Roller rotary pump Download PDFInfo
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- CN208605346U CN208605346U CN201820208693.7U CN201820208693U CN208605346U CN 208605346 U CN208605346 U CN 208605346U CN 201820208693 U CN201820208693 U CN 201820208693U CN 208605346 U CN208605346 U CN 208605346U
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- roller
- cylinder sleeve
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- sliding slot
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Abstract
The utility model relates to a kind of roller rotary pumps, are mainly provided with rotor, roller, cylinder sleeve, the pump housing and shaft, and the rotor and roller are placed in cylinder sleeve, and cylinder sleeve is placed in the pump housing, and the pump housing is equipped at least one intake channel and at least one exit passageway；It is characterized by: the roller is cylindrical body；The roller, cylinder sleeve are at least one of magnetic material, magnetic substance, and wherein at least one is magnetic substance, and roller is bonded with inboard wall of cylinder liner always under the action of magnetive attraction；The rotor is equipped at least two sliding slots, and the roller is placed in the sliding slot and can be freely rotated in sliding slot；The rotor makes rotating motion in cylinder sleeve, while abutting inboard wall of cylinder liner makes rotating motion while drive the roller that is placed in its sliding slot rotate in sliding slot.The utility model roller rotary pump structure is simple, without vulnerable part, non-maintaining long operational time.
Description
Technical field
The utility model relates to a kind of rotating displacement pumps, relate in particular to a kind of roller rotary pump, further relate to the rotor
Control method when pump is for gas station oil gas recycling.
Background technique
Sliding-vane pump is typical impeller pump, and with simple and compact for structure, small in size, light-weight, few easy workout part, cost is relatively low
The characteristics of, it is widely used in petrochemical industry and refrigeration industry.But sliding-vane pump used at present, slide plate and inboard wall of cylinder block, slide plate
Relative motion between rotor rollaway nest is sliding, and frictional resistance is larger, and slide plate is easy to wear, increases maintenance cost, and slide plate
It is higher with the cooperation required precision of sliding slot, it increases manufacturing cost；Slide plate is by the elastic compression of elastic element in cylinder body simultaneously
On inner wall, and elastic element can not be accurately positioned, thus elastic element be easy to appear in the pump housing operation process dislocation it is stuck
Failure.Notification number is that CN1635276A is disclosed a kind of " rolling sliding vane pump ", and notification number is that CN206617318U discloses " one
Track controllable combined rolling slide plate and sliding-vane pump inside and outside kind ", they are although propose the scheme for rolling slide plate, the rolling
Dynamic slide plate haves the shortcomings that structure is complicated, manufacture assembly difficulty, is easy to be out of order, reliability is not high.For this reason, it may be necessary to propose one
Kind structure and the further improved impeller pump of performance.
Gas station is equipped with gas recovery system for oil at present, can be in fuel tank while fuel charger refuels into automotive oil tank
Gas containing a large amount of Constituents of The Essential Oil is recovered in gas station's oil tank so that into fuel tank oil and discharge fuel tank oil gas into
It balances out, the gas containing a large amount of Constituents of The Essential Oil is not allowed to be discharged in air, cause the waste of oil, and pollute environment and lead to fire
Calamity is dangerous.This just needs to carry out accurate adjust according to oil gas flow of the fuel charger oiling flow to recycling to control.Due to difference
There are larger differences for the discharge characteristic of fuel charger, and fuel charger will appear the feelings of abrasion and pipeline blockage again in the process of running
Condition causes oiling flow to there is very big uncertainty, while gas recovery system for oil pipeline damping characteristic is there is also larger difference,
And due to the abrasion of component and the blocking of pipeline in fuel charger operational process, gas collection pipe roadlock Buddhist nun also can constantly be sent out
Changing, thus to realize fuel charger oiling flow and petroleum vapor recovery flow it is real-time accurately match it is relatively difficult.For this purpose, needing
It is proposed a kind of further improved petroleum vapor recovery control method of performance.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of roller rotary pump.The roller rotary pump structure letter
It is single, it is easy to make, without vulnerable part, non-maintaining long operational time is easy to use, functional.
Another purpose of the utility model is to provide a kind of control of roller rotary pump for gas station oil gas recycling when
Method.
In order to solve the above problems, the utility model people of the utility model carries out slide plate pump configuration and gas recovery system for oil
Further investigation, as a result, it has been found that, changes sliding friction is that rolling friction, the reliable of guarantee elastic element are accurately positioned and to flow
Matched point-by-point control is to solve the excellent scheme of the above subject, to realize the utility model.
The purpose of this utility model is achieved through the following technical solutions: roller rotary pump, is mainly provided with rotor, rolling
Column, cylinder sleeve, the pump housing and shaft, the rotor and roller are placed in cylinder sleeve, and cylinder sleeve is placed in the pump housing, and the pump housing is equipped at least
One intake channel and at least one exit passageway；It is characterized by: the roller is cylindrical body；The roller, cylinder sleeve are magnetic
Property material, at least one of magnetic substance, and wherein at least one is magnetic substance, roller under the action of magnetive attraction always with cylinder
Cover inner wall fitting；The rotor is equipped at least two sliding slots, and the roller is placed in the sliding slot and can be in sliding slot freely
Rotation；The rotor is placed in cylinder sleeve, is made rotating motion in cylinder sleeve under the driving of shaft, while being driven and being placed in its sliding slot
Roller be close to inboard wall of cylinder liner while rotate in sliding slot and make rotating motion；Cylinder sleeve inner cavity is divided by the rotor and roller
At least two cavitys, during rotor drives roller to rotate along inboard wall of cylinder liner, cavity sequence and the import on the pump housing are logical
Road or exit passageway connection.
Further, the roller and cylinder sleeve wrap up or are coated with wear-resistant material.
Further, the inboard wall of cylinder liner be cylindrical surface, ellipsoid, plane, arc surface, parabola face, in hyperbola face
At least one.
Further, the rotor eccentricity is placed in cylinder sleeve.
Further, the rotor is placed in geometric center position in cylinder sleeve.
Control method when roller rotary pump is recycled for gas station oil gas mainly includes direct current generator and SERVO CONTROL
Device, the servo controller be equipped with control panel, servo controller according to oiling oil pump capacity control DC motor speed into
And control the flow of roller rotary pump output gas, it is characterised in that: in servo controller, preset a roller rotor
Pump the whole scale factor a of the ratio between output gas flow of gas and oiling oil pump capacity, a value can be inputted by control panel with more
Change；It is directed to a certain specific oil pump flow of fuel charger simultaneously, can also individually set at least one point by point on the control panel and add
The ratio between oil machine flow value Q, and can individually set the impeller pump output gas flow of gas at flow Q and oiling oil pump capacity
Special ratios factor b, wherein 0 < a≤2,0 b≤2 <.
The operational process of the utility model roller rotary pump is similar with rotary sliding vane pump, the difference is that with rotary motion
Roller replace sliding slide plate, with the magnetive attraction between roller and cylinder sleeve replace elastic element elastic force.
The operating process of control method when the utility model roller rotary pump is recycled for gas station oil gas is: controlling
A global proportionality factor a value is inputted on panel, measures petroleum vapor recovery flow and oiling flow when fuel charger difference gear, such as
Petroleum vapor recovery flow all matches intact with oiling flow when fruit each gear, then without setting other parameters；If each keeps off
It is all mismatched under position, then resets a value；If there is a gear mismatches, remaining gear is all matched well, then in control plane
The oiling flow value Q under the shifting state is inputted on plate, sets the special ratios factor b value under this flow status, then with this
To adjust petroleum vapor recovery amount when this oiling gear；If there are two gears to mismatch, first set under first shifting state
Q value and b value, then reset the Q value and b value under second shifting state；And so on can be set as needed it is multiple
Q value and b value, to realize the matched well of petroleum vapor recovery flow and oiling flow under each shifting state.
The utility model roller rotary pump has the advantage that roller and cylinder sleeve, roller and sliding slot compared with prior art
Between relative motion be roll, frictional resistance is smaller, and power loss is small, and operating cost is low；Component should not be worn, job stability
Good, the non-maintaining time is long, and maintenance cost is low；And the cooperation required precision of roller and sliding slot is not high, and processing and manufacturing is easy, production
It is at low cost；Roller is bonded with cylinder sleeve using magneticaction, and active force is reliable and stable, good operating stability.
Control method when the utility model roller rotary pump is recycled for gas station oil gas has compared with prior art
Following advantages: oiling flow and petroleum vapor recovery flow under each shifting state of fuel charger can individually be set, and ensure that oil
The accurate matching of gas recycling flow and oiling flow.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1
Fig. 2 is the front view of the utility model embodiment 1
Fig. 3 is the left view of the utility model embodiment 1
Fig. 4 is the perspective view of 1 rotor of the utility model embodiment
Fig. 5 is the perspective view of 2 rotor of the utility model embodiment
Fig. 6 is the perspective view of 2 cylinder sleeve of the utility model embodiment
Fig. 7 is the structural schematic diagram of the utility model embodiment 3
Fig. 8 is the perspective view of 3 rotor of the utility model embodiment
Fig. 9 is the perspective view of 3 cylinder sleeve of the utility model embodiment
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
Embodiment 1: referring to attached drawing, roller rotary pump is mainly provided with rotor 1, roller 2, cylinder sleeve 3, the pump housing 4 and shaft 5, pump
Body is equipped with an intake channel 4.1 and one outlet channel 4.2；Control device mainly includes direct current generator 6 and SERVO CONTROL
Device 7, servo controller are equipped with control panel 7.1.Roller is cylindrical body and has magnetism, and cylinder sleeve is made of martensitic stain less steel
Annulus, roller is bonded with inboard wall of cylinder liner always under the action of magnetive attraction；Sliding slot 1.1 there are five being set on rotor, each sliding slot
Inside respectively there is a roller；It is placed in cylinder sleeve to rotor eccentricity, makes rotating motion in cylinder sleeve under the driving of shaft, drive simultaneously
It is close to inboard wall of cylinder liner while the roller being placed in its sliding slot rotates in sliding slot to make rotating motion；Rotor and roller will be in cylinder sleeves
Chamber is divided into five cavitys, during rotor drives roller to rotate along inboard wall of cylinder liner, cavity sequence on the pump housing into
Mouth channel or exit passageway connection.When rotor drives roller to rotate counterclockwise around shaft, cavity volume on the left of cylinder sleeve inner cavity
It is gradually increased, suction is generated at intake channel, gas enters left side cavity by intake channel；It is empty on the right side of cylinder sleeve inner cavity simultaneously
Cavity volume is gradually reduced, and it is external that the gas in cavity is pressed into exit passageway discharge pump, and rotor, which rotates a circle, completes a suction
Gas process.A=1 is inputted on the control panel, then the gasoline flow of the gas flow of roller rotary pump discharge and fuel charger output
It is equal；The unequal situation of gasoline flow of gas flow and fuel charger output if there is the discharge of a certain gear impeller pump,
Then the gasoline flow Q for then inputting the gear on the control panel inputs the b value under this flow, may be implemented under this gear
The independent adjusting of the gas flow of impeller pump discharge.
Embodiment 2: roller rotary pump, cylinder sleeve are elliptical ring made of carbon steel, set that there are two sliding slots on rotor, other
Structure is same as Example 1.
Embodiment 3: roller rotary pump, roller are martensitic stain less steel cylinder, and cylinder sleeve is magnetic by arc surface
With the ring of plane composition, rotor is located at the geometric center of cylinder sleeve, is set on rotor there are six sliding slot, the pump housing is equipped with 2 imports and leads to
Road and 2 exit passageways, rotor rotates a circle, and suction and discharge process, other structures are same as Example 1 twice for completion.
Although being described in detail by the utility model in the way of specific, it will be evident to those skilled in the art that can be
It does not depart from the intention and range of the utility model and is variously changed.
Claims (6)
1. roller rotary pump, be mainly provided with rotor (1), roller (2), cylinder sleeve (3), the pump housing (4) and shaft (5), the rotor and
Roller is placed in cylinder sleeve, and cylinder sleeve is placed in the pump housing, and the pump housing is equipped at least one intake channel (4.1) and at least one goes out
Mouth channel (4.2)；It is characterized by: the roller is cylindrical body；The roller, cylinder sleeve are magnetic material or magnetic substance, roller
It is bonded always with inboard wall of cylinder liner under the action of magnetive attraction；The rotor is equipped at least two sliding slots (1.1), and the roller is set
It can be freely rotated in the sliding slot and in sliding slot；The rotor is placed in cylinder sleeve, is done in cylinder sleeve under the driving of shaft
Rotary motion, while abutting inboard wall of cylinder liner makes rotating motion while drive the roller that is placed in its sliding slot rotate in sliding slot；
Cylinder sleeve inner cavity is divided at least two cavitys by the rotor and roller, in the process that rotor drives roller to rotate along inboard wall of cylinder liner
In, cavity sequence and the intake channel or exit passageway connection on the pump housing.
2. roller rotary pump according to claim 1, it is characterised in that: the roller and cylinder sleeve package are coated with wear-resisting material
Material.
3. roller rotary pump according to claim 1, it is characterised in that: the inboard wall of cylinder liner is cylindrical surface or ellipsoid.
4. roller rotary pump according to claim 1, it is characterised in that: the rotor eccentricity is placed in cylinder sleeve.
5. roller rotary pump according to claim 1, it is characterised in that: the rotor is placed in geometric center position in cylinder sleeve.
6. roller rotary pump according to claim 1, it is characterised in that: the inboard wall of cylinder liner is made of plane and arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820208693.7U CN208605346U (en) | 2018-02-01 | 2018-02-01 | Roller rotary pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820208693.7U CN208605346U (en) | 2018-02-01 | 2018-02-01 | Roller rotary pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605346U true CN208605346U (en) | 2019-03-15 |
Family
ID=65659381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820208693.7U Active CN208605346U (en) | 2018-02-01 | 2018-02-01 | Roller rotary pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208605346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119360A (en) * | 2018-02-01 | 2018-06-05 | 王海容 | Roller rotary pump and its control method during for petroleum vapor recovery |
-
2018
- 2018-02-01 CN CN201820208693.7U patent/CN208605346U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119360A (en) * | 2018-02-01 | 2018-06-05 | 王海容 | Roller rotary pump and its control method during for petroleum vapor recovery |
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